Four separate activities where pupils must subtract either 500 or 1000 from a given number. Running on a two minute timer, these tasks are ideal for use as a starter or plenary, and work as both mental and oral activities.

20 random subtract 500 from questions to be answered in 2 minutes, with answers slide. Comes with sound effects. Ideal starter activity for mental or oral work.

20 random subtract 100 from questions to be answered in 2 minutes, with answers slide. Comes with sound effects. Ideal starter activity for mental or oral work.

20 random subtract 100 from questions to be answered in 2 minutes, with answers slide. Comes with sound effects. Ideal starter activity for mental or oral work.

20 random subtract 10 from questions to be answered in 2 minutes, with answers slide. Comes with sound effects. Ideal starter activity for mental or oral work.

20 random subtract 10 from questions to be answered in 2 minutes, with answers slide. Comes with sound effects. Ideal starter activity for mental or oral work.

20 random subtract 10 from questions to be answered in 2 minutes, with answers slide. Comes with sound effects. Ideal starter activity for mental or oral work.

Six separate activities where pupils must subtract either 10, 50 or 100 from a given number. Running on a two minute timer, these tasks are ideal for use as a starter or plenary, and work as both mental and oral activities.

Two separate activities where pupils must add 1000 to a given number. Running on a two minute timer, these tasks are ideal for use as a starter or plenary, and work as both mental and oral activities.

(20) adding 1000 questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

(20) adding 500 questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

(20) adding 500 questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

(20) adding 100 questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

Four separate activities where pupils must add either 100 or 500 to a given number. Running on a two minute timer, these tasks are ideal for use as a starter or plenary, and work as both mental and oral activities.

(20) adding 50 questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

(20) adding 50 to questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

20 adding 10 questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

Four separate activities where pupils must add either 10 or 50 to a given number. Running on a two minute timer, these tasks are ideal for use as a starter or plenary, and work as both mental and oral activities.

20 square numbers questions and answers slide show, with sound effects. A 2 minute test, ideal for a mental or oral starter activity

20 square roots questions and answers on a slide show. This is a timed two minute test, ideal as a mental or oral starter activity.