Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 64 + 62 by rounding each number to the nearest 10: ______
- Estimate 29 + 76 by rounding each number to the nearest 10: ______
- Estimate 87 + 45 by rounding each number to the nearest 10: ______
- Estimate 35 − 21 by rounding each number to the nearest 10: ______
- Estimate 38 + 64 by rounding each number to the nearest 10: ______
- Estimate 77 − 73 by rounding each number to the nearest 10: ______
- Estimate 65 + 22 by rounding each number to the nearest 10: ______
- Estimate 45 − 82 by rounding each number to the nearest 10: ______
- Estimate 59 + 54 by rounding each number to the nearest 10: ______
- Estimate 34 − 88 by rounding each number to the nearest 10: ______
- Estimate 47 + 71 by rounding each number to the nearest 10: ______
- Estimate 78 − 26 by rounding each number to the nearest 10: ______
- Estimate 33 + 71 by rounding each number to the nearest 10: ______
- Estimate 62 − 69 by rounding each number to the nearest 10: ______
- Estimate 77 − 41 by rounding each number to the nearest 10: ______
- Estimate 85 + 85 by rounding each number to the nearest 10: ______
- Estimate 74 + 42 by rounding each number to the nearest 10: ______
- Estimate 27 − 23 by rounding each number to the nearest 10: ______
- Estimate 61 − 84 by rounding each number to the nearest 10: ______
- Estimate 24 − 48 by rounding each number to the nearest 10: ______