Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 − 74 by rounding each number to the nearest 10: ______
- Estimate 67 + 89 by rounding each number to the nearest 10: ______
- Estimate 61 − 30 by rounding each number to the nearest 10: ______
- Estimate 44 + 77 by rounding each number to the nearest 10: ______
- Estimate 74 + 76 by rounding each number to the nearest 10: ______
- Estimate 55 + 48 by rounding each number to the nearest 10: ______
- Estimate 32 + 53 by rounding each number to the nearest 10: ______
- Estimate 24 − 68 by rounding each number to the nearest 10: ______
- Estimate 35 − 60 by rounding each number to the nearest 10: ______
- Estimate 78 + 74 by rounding each number to the nearest 10: ______
- Estimate 76 − 21 by rounding each number to the nearest 10: ______
- Estimate 88 + 70 by rounding each number to the nearest 10: ______
- Estimate 81 − 26 by rounding each number to the nearest 10: ______
- Estimate 63 − 86 by rounding each number to the nearest 10: ______
- Estimate 39 + 22 by rounding each number to the nearest 10: ______
- Estimate 46 − 49 by rounding each number to the nearest 10: ______
- Estimate 48 + 40 by rounding each number to the nearest 10: ______
- Estimate 32 + 42 by rounding each number to the nearest 10: ______
- Estimate 71 + 59 by rounding each number to the nearest 10: ______
- Estimate 73 − 27 by rounding each number to the nearest 10: ______