Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 57 − 67 by rounding each number to the nearest 10: ______
- Estimate 82 + 59 by rounding each number to the nearest 10: ______
- Estimate 51 + 44 by rounding each number to the nearest 10: ______
- Estimate 70 − 28 by rounding each number to the nearest 10: ______
- Estimate 81 + 61 by rounding each number to the nearest 10: ______
- Estimate 36 − 49 by rounding each number to the nearest 10: ______
- Estimate 63 − 86 by rounding each number to the nearest 10: ______
- Estimate 88 + 77 by rounding each number to the nearest 10: ______
- Estimate 74 + 48 by rounding each number to the nearest 10: ______
- Estimate 38 − 45 by rounding each number to the nearest 10: ______
- Estimate 58 − 60 by rounding each number to the nearest 10: ______
- Estimate 69 − 71 by rounding each number to the nearest 10: ______
- Estimate 29 + 86 by rounding each number to the nearest 10: ______
- Estimate 39 − 53 by rounding each number to the nearest 10: ______
- Estimate 22 + 36 by rounding each number to the nearest 10: ______
- Estimate 83 − 42 by rounding each number to the nearest 10: ______
- Estimate 62 + 26 by rounding each number to the nearest 10: ______
- Estimate 24 + 77 by rounding each number to the nearest 10: ______
- Estimate 52 + 57 by rounding each number to the nearest 10: ______
- Estimate 31 + 32 by rounding each number to the nearest 10: ______