Help children solve addition and subtraction word problems within 20 with Read • Model • Solve. A 52-page printable pack for Grade 1 and targeted primary maths support.

Includes 20 lesson pages with 40 stories; entry and exit assessments with 8 stories; four progress checks with 8 stories; complete answer keys; ten-frames and story models; eight partner task cards; a progress record; and a family practice page.

Children use counters, draw models, write equations and explain answers. Covers adding to, taking from, putting together, taking apart and comparing, including missing starts, changes, results and parts. All quantities stay within 20.

Use for small-group teaching, guided practice and tutoring with a flexible 15-minute lesson routine. Read-aloud support is encouraged. Teacher notes address misconceptions, including choosing operations by keywords alone.

Non-editable PDF, US Letter, with black-and-white student worksheets. Uses US Grade 1 terminology and references CCSS 1.OA.A.1 and 1.OA.D.8. This is a focused supplement, not a complete curriculum or standardised assessment. See the preview before purchasing.

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