Search Results For “add and subtract multiples of 10 and 100”

Square graph paper with 2 mm squares in black and white. Be sure to print at 100% scale.

5 mm 3D isometric paper in black and white. Be sure to print at 100% scale.

Lined paper with lines 1 cm apart in black and white. Be sure to print at 100% scale.

Lined paper with lines 2 cm apart in black and white. Be sure to print at 100% scale.

Square paper with 1 cm squares in black and white. Be sure to print at 100% scale.

1 cm square dotty paper in black and white. Be sure to print at 100% scale.

Representing numbers using place value counters to represent 1, 10 and 100.

Multiplying by 101 or 99 in your head. Sounds difficult, but you can do it by multiplying by 100 and then adjusting.

Adding 99 by adding 100 and subtracting 1.

Use the numbers in the octagon to create and answer subtraction questions using multiples of 10 and decimals.

More on odd and even numbers, plus a little bit on multiples.

Multiples, square numbers and prime numbers all feature in these sets of mental arithmetic.