Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 48 by rounding each number to the nearest 10: ______
- Estimate 38 + 37 by rounding each number to the nearest 10: ______
- Estimate 72 + 40 by rounding each number to the nearest 10: ______
- Estimate 50 + 43 by rounding each number to the nearest 10: ______
- Estimate 62 − 83 by rounding each number to the nearest 10: ______
- Estimate 41 − 72 by rounding each number to the nearest 10: ______
- Estimate 23 + 31 by rounding each number to the nearest 10: ______
- Estimate 38 + 46 by rounding each number to the nearest 10: ______
- Estimate 24 + 65 by rounding each number to the nearest 10: ______
- Estimate 74 − 75 by rounding each number to the nearest 10: ______
- Estimate 53 − 27 by rounding each number to the nearest 10: ______
- Estimate 23 + 56 by rounding each number to the nearest 10: ______
- Estimate 86 − 88 by rounding each number to the nearest 10: ______
- Estimate 88 + 75 by rounding each number to the nearest 10: ______
- Estimate 73 − 21 by rounding each number to the nearest 10: ______
- Estimate 82 − 77 by rounding each number to the nearest 10: ______
- Estimate 66 − 46 by rounding each number to the nearest 10: ______
- Estimate 57 − 58 by rounding each number to the nearest 10: ______
- Estimate 21 − 33 by rounding each number to the nearest 10: ______
- Estimate 59 + 61 by rounding each number to the nearest 10: ______