Search Results For “doubling and halving to 20”

Tally charts and bar charts with the theme of vehicles.

Tally charts and bar charts with the theme of zoo animals.

Make and interpret a tally chart on farm animals.

Compare angles and say which are less than, greater than or equal to a right angle.

Convert time from the 24-hour clock to a.m. and p.m.

Convert time from a.m. and p.m. to 24-hour clock.

Add 10 and subtract 1 to help answer these questions really quickly.

Subtracting 9 by subtracting 10 and adding 1.

Adding 99 by adding 100 and subtracting 1.

Subtract 99 by subtracting 100 and adding 1.

A variety of calculations using addition, subtraction, multiplication and division.

More mental addition, subtraction, multiplication and division.