Subtraction using the number strip.

$65$

$66$

$67$

$68$

$69$

$70$

$71$

$72$

$73$

$74$

$75$

$76$

$77$

$78$

$79$

$80$

$81$

$82$

$83$

$84$

$78-5$

Solve this by counting the jumps on your fingers.

$99–85$

Subtract and check the answer.

$82-47$

Count forwards and subtract:

$53-49=\square$

Solve this by counting the jumps on your fingers.

$55-49$

Subtract and check the answer.

$64-56$

Subtract the following by expanding them.

Solve this by counting the jumps on your fingers.

$67-58$

Write the missing numbers.

$$\begin{gathered} \boxed{ 8 }-\boxed{ } =\boxed{ 7 } \boxed{ }-\boxed{ 2 } =\boxed{ 3 } \\ \boxed{ 5 }-\boxed{ } =\boxed{ 1 } \boxed{ }-\boxed{ 3 } =\boxed{ 5 } \\ \boxed{ 3 }-\boxed{ } =\boxed{ 3 } \boxed{ }-\boxed{ 2 } =\boxed{ 0 } \\ \boxed{ 9 }-\boxed{ 2 } =\boxed{ } \boxed{ }-\boxed{ 2 } =\boxed{ 7 } \end{gathered}$$

Subtract and check the answer.

$78-39$

Count forwards and subtract:

$29-27=\square$

Solve this by counting the jumps on your fingers.

$81–78$

Count forwards and subtract:

$95-88=\square$

Solve by counting the jumps on your fingers.

$73–66$

Count forwards and subtract:

$34-31=\square$

Subtract and check the answer.

$93-28$

Count forwards and subtract:

$54-48=\square$

Count forward and subtract.

$83-77$

Solve this by counting the jumps on your fingers.

$45-39$