Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 38 by rounding each number to the nearest 10: ______
- Estimate 59 − 34 by rounding each number to the nearest 10: ______
- Estimate 45 + 43 by rounding each number to the nearest 10: ______
- Estimate 78 − 37 by rounding each number to the nearest 10: ______
- Estimate 70 − 50 by rounding each number to the nearest 10: ______
- Estimate 83 + 56 by rounding each number to the nearest 10: ______
- Estimate 46 − 78 by rounding each number to the nearest 10: ______
- Estimate 52 + 40 by rounding each number to the nearest 10: ______
- Estimate 62 − 63 by rounding each number to the nearest 10: ______
- Estimate 53 − 68 by rounding each number to the nearest 10: ______
- Estimate 75 + 69 by rounding each number to the nearest 10: ______
- Estimate 66 − 52 by rounding each number to the nearest 10: ______
- Estimate 87 − 52 by rounding each number to the nearest 10: ______
- Estimate 49 − 81 by rounding each number to the nearest 10: ______
- Estimate 58 + 60 by rounding each number to the nearest 10: ______
- Estimate 23 + 31 by rounding each number to the nearest 10: ______
- Estimate 89 + 45 by rounding each number to the nearest 10: ______
- Estimate 73 + 44 by rounding each number to the nearest 10: ______
- Estimate 53 − 43 by rounding each number to the nearest 10: ______
- Estimate 53 − 47 by rounding each number to the nearest 10: ______