1st Grade Math
1st Grade - Math
By the end of the school year, your child is expected to:
- Count by 2's to 20.
- Count by 1's, 5's, and 10's to 100.
- Read, write, and count from 1 to 100.
- Make sets of objects up to 30 and write the numeral for the set.
- Read number words zero to ten.
- Use first, second, third, fourth, fifth, sixth, seventh, eighth, ninth, and tenth (ordinal numbers).
- Show one more, one less, before, after, between (numbers).
- Show equal and unequal sets.
- Know that 1, 3, 5, 7, 9, 11, 13, 15, 17, and 19 are unequal numbers.
- Know that 2, 4, 6, 8, 10, 12, 14, 16, 18, and 20 are equal numbers.
- Use tally marks to 100 (//// //// //).
- Estimate up to 30.
- Group objects into tens and ones.
- Memorize addition facts to 10.
- Memorize subtraction facts to 10.
- Add numbers for sums to 10.
- Subtract numbers for differences below 10.
- Write equations (for example: 8 - 7 = ?).
- Add and subtract by counting on and counting back (for example: counting back to solve 9-4=? is 8, 7, 6, 5 . . . answer is 5).
- Group objects to show ten more or ten less to 100.
- Add and subtract 2-digit numbers (multiples of 10 to 100).
- Solve word problems using addition and subtraction.
- Use problem-solving strategies: beans for counting and sorting, acting out, drawing, making diagrams, using calculator.
- Know figures: circle, square, triangle, rectangle, hexagon, trapezoid, and parallelogram.
- Know 3-D figures: sphere, cube, cylinder, and cone.
- Describe and compare objects.
- Tell the difference between open and closed figures.
- Use directional words: in, out, on, beside, up, down, left, right.
- Divide apples, oranges, and other objects into 2, 3, and 4 equal parts.
- Measure length, weight, and capacity using paper clips, beans, fingers, feet, or other available objects (non-standard units).
- Use the calendar.
- Tell time to the nearest hour using digital and regular (analog) clocks.
- Make patterns with beads, blocks, and other objects.
- Draw patterns using pictures or symbols (ex. * <> # * <> #).
- Copy and continue a pattern.
- Read, use, and answer questions about graphs and charts.