Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 60 + 31 by rounding each number to the nearest 10: ______
- Estimate 88 + 78 by rounding each number to the nearest 10: ______
- Estimate 87 + 29 by rounding each number to the nearest 10: ______
- Estimate 60 − 39 by rounding each number to the nearest 10: ______
- Estimate 74 + 56 by rounding each number to the nearest 10: ______
- Estimate 42 − 65 by rounding each number to the nearest 10: ______
- Estimate 40 − 59 by rounding each number to the nearest 10: ______
- Estimate 67 − 70 by rounding each number to the nearest 10: ______
- Estimate 77 + 52 by rounding each number to the nearest 10: ______
- Estimate 41 + 43 by rounding each number to the nearest 10: ______
- Estimate 36 + 28 by rounding each number to the nearest 10: ______
- Estimate 43 + 40 by rounding each number to the nearest 10: ______
- Estimate 67 + 66 by rounding each number to the nearest 10: ______
- Estimate 55 + 65 by rounding each number to the nearest 10: ______
- Estimate 73 + 25 by rounding each number to the nearest 10: ______
- Estimate 64 − 42 by rounding each number to the nearest 10: ______
- Estimate 30 + 46 by rounding each number to the nearest 10: ______
- Estimate 46 + 45 by rounding each number to the nearest 10: ______
- Estimate 88 + 25 by rounding each number to the nearest 10: ______
- Estimate 37 + 52 by rounding each number to the nearest 10: ______