Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 + 69 by rounding each number to the nearest 10: ______
- Estimate 70 − 34 by rounding each number to the nearest 10: ______
- Estimate 88 + 66 by rounding each number to the nearest 10: ______
- Estimate 71 + 67 by rounding each number to the nearest 10: ______
- Estimate 49 − 31 by rounding each number to the nearest 10: ______
- Estimate 37 + 23 by rounding each number to the nearest 10: ______
- Estimate 57 + 44 by rounding each number to the nearest 10: ______
- Estimate 42 + 26 by rounding each number to the nearest 10: ______
- Estimate 34 − 85 by rounding each number to the nearest 10: ______
- Estimate 62 + 52 by rounding each number to the nearest 10: ______
- Estimate 82 + 31 by rounding each number to the nearest 10: ______
- Estimate 81 + 87 by rounding each number to the nearest 10: ______
- Estimate 48 + 59 by rounding each number to the nearest 10: ______
- Estimate 58 − 64 by rounding each number to the nearest 10: ______
- Estimate 32 − 61 by rounding each number to the nearest 10: ______
- Estimate 26 − 85 by rounding each number to the nearest 10: ______
- Estimate 44 + 21 by rounding each number to the nearest 10: ______
- Estimate 79 + 58 by rounding each number to the nearest 10: ______
- Estimate 49 − 45 by rounding each number to the nearest 10: ______
- Estimate 25 − 58 by rounding each number to the nearest 10: ______