Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 − 84 by rounding each number to the nearest 10: ______
- Estimate 73 − 55 by rounding each number to the nearest 10: ______
- Estimate 76 + 51 by rounding each number to the nearest 10: ______
- Estimate 65 + 69 by rounding each number to the nearest 10: ______
- Estimate 52 + 29 by rounding each number to the nearest 10: ______
- Estimate 64 + 55 by rounding each number to the nearest 10: ______
- Estimate 88 − 31 by rounding each number to the nearest 10: ______
- Estimate 62 − 43 by rounding each number to the nearest 10: ______
- Estimate 78 + 59 by rounding each number to the nearest 10: ______
- Estimate 43 − 36 by rounding each number to the nearest 10: ______
- Estimate 74 − 29 by rounding each number to the nearest 10: ______
- Estimate 72 + 51 by rounding each number to the nearest 10: ______
- Estimate 34 + 30 by rounding each number to the nearest 10: ______
- Estimate 46 + 48 by rounding each number to the nearest 10: ______
- Estimate 85 + 52 by rounding each number to the nearest 10: ______
- Estimate 63 − 39 by rounding each number to the nearest 10: ______
- Estimate 27 + 74 by rounding each number to the nearest 10: ______
- Estimate 32 + 25 by rounding each number to the nearest 10: ______
- Estimate 45 + 68 by rounding each number to the nearest 10: ______
- Estimate 85 + 61 by rounding each number to the nearest 10: ______