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Luba_88 [7]
3 years ago
12

2/7 +2/5 find the sum and difrence

Mathematics
1 answer:
Juliette [100K]3 years ago
4 0

Answer:

24/35  and the difference between two fractional numbers with same or equal denominators 5/7 and 2/7.

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Opal wanted to make some necklaces and sell them at a craft store. She made 37 necklaces and each necklace had somewhere between
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<h3>The total number of beads used in making 37 necklaces is between 2,664 beads and 2,849 beads.</h3>

Step-by-step explanation:

Here, as given: The number of necklace made by Opal  = 37

The least number of bead used in each necklace  = 72

So, if each necklace is made using the least number of beads then,

The total number of beads  used in 37 necklace =  37 x ( beads in 1 necklace)

= 37 x  72  = 2,664 beads

So, the least number of total beads used in 37 necklaces  = 2,664 beads

The highest number of bead used in each necklace  = 77

So, if each necklace is made using the highest number of beads then,

The total number of beads  used in 37 necklace =  37 x ( beads in 1 necklace)

= 37 x  77  = 2,849 beads

So, if highest number of total beads used in 37 necklaces  = 2,849 beads

Hence, the total number of beads used in making 37 necklaces is between 2,664 beads and 2,849 beads.

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