Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 − 72 by rounding each number to the nearest 10: ______
- Estimate 33 − 52 by rounding each number to the nearest 10: ______
- Estimate 44 − 63 by rounding each number to the nearest 10: ______
- Estimate 89 + 45 by rounding each number to the nearest 10: ______
- Estimate 59 − 52 by rounding each number to the nearest 10: ______
- Estimate 50 + 78 by rounding each number to the nearest 10: ______
- Estimate 87 + 32 by rounding each number to the nearest 10: ______
- Estimate 71 − 42 by rounding each number to the nearest 10: ______
- Estimate 79 − 48 by rounding each number to the nearest 10: ______
- Estimate 62 − 23 by rounding each number to the nearest 10: ______
- Estimate 34 + 68 by rounding each number to the nearest 10: ______
- Estimate 53 + 76 by rounding each number to the nearest 10: ______
- Estimate 51 + 73 by rounding each number to the nearest 10: ______
- Estimate 87 − 67 by rounding each number to the nearest 10: ______
- Estimate 82 − 29 by rounding each number to the nearest 10: ______
- Estimate 88 + 61 by rounding each number to the nearest 10: ______
- Estimate 29 − 86 by rounding each number to the nearest 10: ______
- Estimate 57 − 44 by rounding each number to the nearest 10: ______
- Estimate 68 + 23 by rounding each number to the nearest 10: ______
- Estimate 37 − 82 by rounding each number to the nearest 10: ______