Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 73 − 59 by rounding each number to the nearest 10: ______
- Estimate 32 − 22 by rounding each number to the nearest 10: ______
- Estimate 70 − 56 by rounding each number to the nearest 10: ______
- Estimate 89 − 45 by rounding each number to the nearest 10: ______
- Estimate 86 + 51 by rounding each number to the nearest 10: ______
- Estimate 82 − 43 by rounding each number to the nearest 10: ______
- Estimate 43 − 87 by rounding each number to the nearest 10: ______
- Estimate 79 + 40 by rounding each number to the nearest 10: ______
- Estimate 71 + 71 by rounding each number to the nearest 10: ______
- Estimate 49 + 45 by rounding each number to the nearest 10: ______
- Estimate 23 + 34 by rounding each number to the nearest 10: ______
- Estimate 23 + 44 by rounding each number to the nearest 10: ______
- Estimate 86 + 63 by rounding each number to the nearest 10: ______
- Estimate 37 + 77 by rounding each number to the nearest 10: ______
- Estimate 29 + 22 by rounding each number to the nearest 10: ______
- Estimate 32 − 61 by rounding each number to the nearest 10: ______
- Estimate 65 + 63 by rounding each number to the nearest 10: ______
- Estimate 62 − 58 by rounding each number to the nearest 10: ______
- Estimate 51 + 41 by rounding each number to the nearest 10: ______
- Estimate 62 + 23 by rounding each number to the nearest 10: ______