Drawing/Model
56+40=
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use a number line to solve 80+26=
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Solve using partial sums 43+17
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56+39
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Solve using place value blocks 340+25
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36+68
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Use a number line to solve 57+35=
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Solve using partial sums 308+96
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152+155
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Solve using partial sums 254+156
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89+78=
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Use a number line to solve 504+19
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Solve using partial sums 568+44
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354+257
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Solve using a number line 62+29
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508+396=
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use a number line to solve 55+19
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Solve using partial sums 475+365
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477+177=
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Solve using any method you choose 436+99
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367+637
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use a number line to solve 135+76
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Solve using partial sums 478+202
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578+242
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Solve using any method you choose 519+197
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