2-10 Assessment

Lesson List

Write the number words below.

 one three seven... fifteen twenty... twenty-three twenty-eight... thirty-four thirty-nine... forty-nine fifty-four... seventy-six eighty-one...

 3 + 6 = 9 3 and 6 are 9 is the 6 + 8 = 14 6 and 8 are 14 is the 5 + 2 = 7 5 and 2 are 7 is the

Complete the addition and subtraction problems below.

 2 + 1 = 5 + 3 = 5 + 7 = 3 + 7 = 6 + 8 = 5 + 5 = 8 + 7 = 4 + 5 = 8 + 3 = 7 + 4 = 9 + 6 = 2 + 6 = 2 + 9 = 5 + 2 = 8 + 8 = 8 + 1 = 9 + 1 = 7 + 7 = 3 + 4 = 8 + 8 = 4 + 4 = 3 + 5 = 1 + 4 = 2 + 7 = 5 + = 8 2 + = 5 + 6 = 9 + 4 = 7 9 - 5 = 8 - 4 = 7 - 3 = 6 - 2 = - 7 = 2 - 4 = 2 - 3 = 5 - 6 = 7

Complete the number lines.

 <--4--------------------14-->  <--12--------------------22-->   <--43--------------------53-->

Use the number line to complete the problems below.

Start at 2.  Move 6 numbers to the right.  Move 5 numbers to the left.  What number are you on now?

Start at 9.  Move 7 numbers to the  left.  Move 5 numbers to the right.  What number are you on now?

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